# Makefile for busybox # # Copyright (C) 1999-2004 by Erik Andersen # # Licensed under GPLv2, see the file LICENSE in this tarball for details. # # You shouldn't have to edit anything in this file for configuration # purposes, try "make help" or read http://busybox.net/FAQ.html. .PHONY: dummy subdirs release distclean clean config oldconfig menuconfig \ tags check test depend dep buildtree hosttools _all checkhelp \ sizes bloatcheck baseline objsizes noconfig_targets := menuconfig config oldconfig randconfig hosttools \ defconfig allyesconfig allnoconfig allbareconfig \ clean distclean help \ release tags nocheck_targets := clean distclean help release tags # the toplevel sourcedir ifndef top_srcdir top_srcdir=$(CURDIR) endif # toplevel directory of the object-tree ifndef top_builddir top_builddir=$(CURDIR) endif export srctree=$(top_srcdir) vpath %/Config.in $(srctree) DIRS:=applets archival archival/libunarchive coreutils console-tools \ debianutils editors findutils init miscutils modutils networking \ networking/libiproute networking/udhcp procps loginutils shell \ sysklogd util-linux e2fsprogs libpwdgrp coreutils/libcoreutils libbb SRC_DIRS:=$(patsubst %,$(top_srcdir)/%,$(DIRS)) # That's our default target when none is given on the command line _all: CONFIG_CONFIG_IN = $(top_srcdir)/Config.in ifeq ($(BUILD_SRC),) ifdef O ifeq ("$(origin O)", "command line") BUILD_OUTPUT := $(O) top_builddir := $(O) endif else # If no alternate output-dir was specified, we build in cwd # We are using BUILD_OUTPUT nevertheless to make sure that we create # Rules.mak and the toplevel Makefile, in case they don't exist. BUILD_OUTPUT := $(top_builddir) endif # see if we are in verbose mode BUILD_VERBOSE := ifdef V ifeq ("$(origin V)", "command line") BUILD_VERBOSE := $(V) endif endif ifdef VERBOSE ifeq ("$(origin VERBOSE)", "command line") BUILD_VERBOSE := $(VERBOSE) endif endif ifneq ($(strip $(BUILD_VERBOSE)),) export BUILD_VERBOSE CHECK_VERBOSE := -v # ARFLAGS+=v endif ifneq ($(strip $(HAVE_DOT_CONFIG)),y) # pull in settings early -include $(top_srcdir)/Rules.mak endif # All object directories. OBJ_DIRS := $(DIRS) all_tree := $(patsubst %,$(top_builddir)/%,$(OBJ_DIRS) scripts scripts/config include) all_tree: $(all_tree) $(all_tree): @mkdir -p "$@" ifneq ($(BUILD_OUTPUT),) # Invoke a second make in the output directory, passing relevant variables # Check that the output directory actually exists saved-output := $(BUILD_OUTPUT) BUILD_OUTPUT := $(shell cd $(BUILD_OUTPUT) && /bin/pwd) $(if $(wildcard $(BUILD_OUTPUT)),, \ $(error output directory "$(saved-output)" does not exist)) .PHONY: $(MAKECMDGOALS) $(filter-out _all,$(MAKECMDGOALS)) _all: $(BUILD_OUTPUT)/Rules.mak $(BUILD_OUTPUT)/Makefile all_tree $(Q)$(MAKE) -C $(BUILD_OUTPUT) \ top_srcdir=$(top_srcdir) \ top_builddir=$(top_builddir) \ BUILD_SRC=$(top_srcdir) \ -f $(CURDIR)/Makefile $@ $(BUILD_OUTPUT)/Rules.mak: @echo > $@ @echo top_srcdir=$(top_srcdir) >> $@ @echo top_builddir=$(BUILD_OUTPUT) >> $@ @echo include $(top_srcdir)/Rules.mak >> $@ $(BUILD_OUTPUT)/Makefile: @echo > $@ @echo top_srcdir=$(top_srcdir) >> $@ @echo top_builddir=$(BUILD_OUTPUT) >> $@ @echo BUILD_SRC='$$(top_srcdir)' >> $@ @echo include '$$(BUILD_SRC)'/Makefile >> $@ # Leave processing to above invocation of make skip-makefile := 1 endif # ifneq ($(BUILD_OUTPUT),) endif # ifeq ($(BUILD_SRC),) ifeq ($(skip-makefile),) # We only need a copy of the Makefile for the config targets and reuse # the rest from the source directory, i.e. we do not cp ALL_MAKEFILES. scripts/config/Makefile: $(top_srcdir)/scripts/config/Makefile cp $< $@ _all: all help: @echo 'Cleaning:' @echo ' clean - delete temporary files created by build' @echo ' distclean - delete all non-source files (including .config)' @echo @echo 'Build:' @echo ' all - Executable and documentation' @echo ' busybox - the swiss-army executable' @echo ' doc - docs/BusyBox.{txt,html,1}' @echo ' html - create html-based cross-reference' @echo @echo 'Configuration:' @echo ' allnoconfig - disable all symbols in .config' @echo ' allyesconfig - enable all symbols in .config (see defconfig)' @echo ' allbareconfig - enable all applets without any sub-features' @echo ' config - text based configurator (of last resort)' @echo ' defconfig - set .config to largest generic configuration' @echo ' menuconfig - interactive curses-based configurator' @echo ' oldconfig - resolve any unresolved symbols in .config' @echo ' hosttools - build sed for the host.' @echo ' You can use these commands if the commands on the host' @echo ' is unusable. Afterwards use it like:' @echo ' make SED="$(top_builddir)/sed"' @echo @echo 'Installation:' @echo ' install - install busybox into $(PREFIX)' @echo ' uninstall' @echo @echo 'Development:' @echo ' baseline - create busybox_old for bloatcheck.' @echo ' bloatcheck - show size difference between old and new versions' @echo ' check - run the test suite for all applets' @echo ' checkhelp - check for missing help-entries in Config.in' @echo ' randconfig - generate a random configuration' @echo ' release - create a distribution tarball' @echo ' sizes - show size of all enabled busybox symbols' @echo ' objsizes - show size of each .o object built' @echo include $(top_srcdir)/Rules.mak ifneq ($(strip $(HAVE_DOT_CONFIG)),y) # Default target if none was requested explicitly all: menuconfig # warn if no configuration exists and we are asked to build a non-config target .config: @echo "" @echo "No $(top_builddir)/$@ found!" @echo "Please refer to 'make help', section Configuration." @echo "" @exit 1 # configuration # --------------------------------------------------------------------------- scripts/config/conf: scripts/config/Makefile $(Q)$(MAKE) -C scripts/config conf -@if [ ! -f .config ] ; then \ touch .config; \ fi scripts/config/mconf: scripts/config/Makefile $(Q)$(MAKE) -C scripts/config ncurses conf mconf -@if [ ! -f .config ] ; then \ touch .config; \ fi menuconfig: scripts/config/mconf @[ -f .config ] || $(MAKE) $(MAKEFLAGS) defconfig @./scripts/config/mconf $(CONFIG_CONFIG_IN) config: scripts/config/conf @./scripts/config/conf $(CONFIG_CONFIG_IN) oldconfig: scripts/config/conf @./scripts/config/conf -o $(CONFIG_CONFIG_IN) randconfig: scripts/config/conf @./scripts/config/conf -r $(CONFIG_CONFIG_IN) allyesconfig: scripts/config/conf @./scripts/config/conf -y $(CONFIG_CONFIG_IN) > /dev/null @$(SED) -i -r -e "s/^(USING_CROSS_COMPILER)=.*/# \1 is not set/" .config @./scripts/config/conf -o $(CONFIG_CONFIG_IN) > /dev/null allnoconfig: scripts/config/conf @./scripts/config/conf -n $(CONFIG_CONFIG_IN) > /dev/null # defconfig is allyesconfig minus any features that are specialized enough # or cause enough behavior change that the user really should switch them on # manually if that's what they want. Sort of "maximum sane config". defconfig: scripts/config/conf @./scripts/config/conf -y $(CONFIG_CONFIG_IN) > /dev/null @$(SED) -i -r -e "s/^(USING_CROSS_COMPILER|CONFIG_(DEBUG.*|STATIC|SELINUX|BUILD_(AT_ONCE|LIBBUSYBOX)|FEATURE_(DEVFS|FULL_LIBBUSYBOX|SHARED_BUSYBOX|MTAB_SUPPORT|CLEAN_UP|UDHCP_DEBUG)|INSTALL_NO_USR))=.*/# \1 is not set/" .config @./scripts/config/conf -o $(CONFIG_CONFIG_IN) > /dev/null allbareconfig: scripts/config/conf @./scripts/config/conf -y $(CONFIG_CONFIG_IN) > /dev/null @$(SED) -i -r -e "s/^(USING_CROSS_COMPILER|CONFIG_(DEBUG|STATIC|SELINUX|DEVFSD|NC_GAPING_SECURITY_HOLE|BUILD_AT_ONCE)).*/# \1 is not set/" .config @$(SED) -i -e "/FEATURE/s/=.*//;/^[^#]/s/.*FEATURE.*/# \0 is not set/;" .config @echo "CONFIG_FEATURE_BUFFERS_GO_ON_STACK=y" >> .config @yes n | ./scripts/config/conf -o $(CONFIG_CONFIG_IN) > /dev/null hosttools: $(Q)cp .config .config.bak || noold=yea $(Q)$(MAKE) CC="$(HOSTCC)" CFLAGS="$(HOSTCFLAGS) $(INCS)" allnoconfig $(Q)mv .config .config.in $(Q)(grep -v CONFIG_SED .config.in ; \ echo "CONFIG_SED=y" ; ) > .config $(Q)$(MAKE) CC="$(HOSTCC)" CFLAGS="$(HOSTCFLAGS) $(INCS)" oldconfig include/bb_config.h $(Q)$(MAKE) CC="$(HOSTCC)" CFLAGS="$(HOSTCFLAGS) $(INCS)" busybox $(Q)[ -f .config.bak ] && mv .config.bak .config || rm .config mv busybox sed @echo "Now do: $(MAKE) SED=$(top_builddir)/sed " else # ifneq ($(strip $(HAVE_DOT_CONFIG)),y) all: busybox busybox.links doc # In this section, we need .config -include $(top_builddir)/.config.cmd include $(patsubst %,%/Makefile.in, $(SRC_DIRS)) endif # ifneq ($(strip $(HAVE_DOT_CONFIG)),y) -include $(top_builddir)/.config -include $(top_builddir)/.depend ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y) libraries-y:= # Which parts of the internal libs are requested? # Per default we only want what was actually selected. # -a denotes all while -y denotes the selected ones. ifeq ($(strip $(CONFIG_FEATURE_FULL_LIBBUSYBOX)),y) LIBRARY_DEFINE:=$(LIBRARY_DEFINE-a) LIBRARY_SRC :=$(LIBRARY_SRC-a) else # CONFIG_FEATURE_FULL_LIBBUSYBOX LIBRARY_DEFINE:=$(LIBRARY_DEFINE-y) LIBRARY_SRC :=$(LIBRARY_SRC-y) endif # CONFIG_FEATURE_FULL_LIBBUSYBOX APPLET_SRC:=$(APPLET_SRC-y) APPLETS_DEFINE:=$(APPLETS_DEFINE-y) else # CONFIG_BUILD_AT_ONCE # no --combine, build archives out of the individual .o # This was the old way the binary was built. libbusybox-obj:=archival/libunarchive/libunarchive.a \ networking/libiproute/libiproute.a \ libpwdgrp/libpwdgrp.a \ coreutils/libcoreutils/libcoreutils.a \ libbb/libbb.a libbusybox-obj:=$(patsubst %,$(top_builddir)/%,$(libbusybox-obj)) ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y) # linking against libbusybox, so don't build the .a already contained in the .so libraries-y:=$(filter-out $(libbusybox-obj),$(libraries-y)) endif # CONFIG_FEATURE_SHARED_BUSYBOX endif # CONFIG_BUILD_AT_ONCE ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y) LD_LIBBUSYBOX:=libbusybox.so LIBBUSYBOX_SONAME:=$(LD_LIBBUSYBOX).$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL_VERSION) DO_INSTALL_LIBS:=$(LD_LIBBUSYBOX) \ $(LD_LIBBUSYBOX).$(MAJOR_VERSION) \ $(LD_LIBBUSYBOX).$(MAJOR_VERSION).$(MINOR_VERSION) endif # CONFIG_BUILD_LIBBUSYBOX ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y) ifneq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y) # --combine but not linking against libbusybox, so compile all BUSYBOX_SRC := $(LIBRARY_SRC) BUSYBOX_DEFINE:= $(LIBRARY_DEFINE) endif # !CONFIG_FEATURE_SHARED_BUSYBOX $(LIBBUSYBOX_SONAME): $(LIBRARY_SRC) else # CONFIG_BUILD_AT_ONCE $(LIBBUSYBOX_SONAME): $(libbusybox-obj) endif # CONFIG_BUILD_AT_ONCE ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y) LDBUSYBOX:=-L$(top_builddir) -lbusybox endif ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y) $(LIBBUSYBOX_SONAME): ifndef MAJOR_VERSION $(error MAJOR_VERSION needed for $@ is not defined) endif $(do_link.so) \ -Wl,-soname=$(LD_LIBBUSYBOX).$(MAJOR_VERSION) \ -Wl,-z,combreloc @rm -f $(DO_INSTALL_LIBS) @for i in $(DO_INSTALL_LIBS); do ln -s $(@) $$i ; done $(do_strip) endif # ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y) busybox_unstripped: .depend $(LIBBUSYBOX_SONAME) $(BUSYBOX_SRC) $(APPLET_SRC) $(libraries-y) $(do_link) busybox: busybox_unstripped $(Q)cp busybox_unstripped busybox $(do_strip) %.bflt: %_unstripped $(do_elf2flt) busybox.links: $(top_srcdir)/applets/busybox.mkll include/bb_config.h $(top_srcdir)/include/applets.h $(Q)-$(SHELL) $^ >$@ install: $(top_srcdir)/applets/install.sh busybox busybox.links $(Q)DO_INSTALL_LIBS="$(strip $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS))" \ $(SHELL) $< $(PREFIX) $(INSTALL_OPTS) ifeq ($(strip $(CONFIG_FEATURE_SUID)),y) @echo @echo @echo -------------------------------------------------- @echo You will probably need to make your busybox binary @echo setuid root to ensure all configured applets will @echo work properly. @echo -------------------------------------------------- @echo endif uninstall: busybox.links rm -f $(PREFIX)/bin/busybox for i in `cat busybox.links` ; do rm -f $(PREFIX)$$i; done ifneq ($(strip $(DO_INSTALL_LIBS)),n) for i in $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS); do \ rm -f $(PREFIX)$$i; \ done endif check test: busybox bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite SED="$(SED)" \ $(SHELL) $(top_srcdir)/testsuite/runtest $(CHECK_VERBOSE) checkhelp: $(Q)$(top_srcdir)/scripts/checkhelp.awk \ $(wildcard $(patsubst %,%/Config.in,$(SRC_DIRS) ./)) sizes: busybox_unstripped $(NM) --size-sort $(<) bloatcheck: busybox_old busybox_unstripped @$(top_srcdir)/scripts/bloat-o-meter busybox_old busybox_unstripped baseline: busybox_unstripped @mv busybox_unstripped busybox_old objsizes: busybox_unstripped $(SHELL) $(top_srcdir)/scripts/objsizes # Documentation Targets doc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html docs/busybox.pod : $(top_srcdir)/docs/busybox_header.pod $(top_srcdir)/include/usage.h $(top_srcdir)/docs/busybox_footer.pod $(top_srcdir)/docs/autodocifier.pl $(disp_doc) $(Q)-mkdir -p docs $(Q)-( cat $(top_srcdir)/docs/busybox_header.pod ; \ $(top_srcdir)/docs/autodocifier.pl $(top_srcdir)/include/usage.h ; \ cat $(top_srcdir)/docs/busybox_footer.pod ; ) > docs/busybox.pod docs/BusyBox.txt: docs/busybox.pod $(disp_doc) $(Q)-mkdir -p docs $(Q)-pod2text $< > $@ docs/BusyBox.1: docs/busybox.pod $(disp_doc) $(Q)-mkdir -p docs $(Q)-pod2man --center=BusyBox --release="version $(VERSION)" \ $< > $@ docs/BusyBox.html: docs/busybox.net/BusyBox.html $(disp_doc) $(Q)-mkdir -p docs $(Q)-rm -f docs/BusyBox.html $(Q)-cp docs/busybox.net/BusyBox.html docs/BusyBox.html docs/busybox.net/BusyBox.html: docs/busybox.pod $(Q)-mkdir -p docs/busybox.net $(Q)-pod2html --noindex $< > \ docs/busybox.net/BusyBox.html $(Q)-rm -f pod2htm* # The nifty new dependency stuff scripts/bb_mkdep: $(top_srcdir)/scripts/bb_mkdep.c $(do_link.h) DEP_INCLUDES := include/bb_config.h ifeq ($(strip $(CONFIG_BBCONFIG)),y) DEP_INCLUDES += include/bbconfigopts.h include/bbconfigopts.h: .config $(top_srcdir)/scripts/config/mkconfigs $(disp_gen) $(Q)$(top_srcdir)/scripts/config/mkconfigs > $@ endif ifeq ($(strip $(CONFIG_FEATURE_COMPRESS_USAGE)),y) USAGE_BIN:=scripts/usage $(USAGE_BIN): $(top_srcdir)/scripts/usage.c .config \ $(top_srcdir)/include/usage.h $(do_link.h) DEP_INCLUDES += include/usage_compressed.h include/usage_compressed.h: .config $(USAGE_BIN) \ $(top_srcdir)/scripts/usage_compressed $(Q)SED="$(SED)" $(SHELL) $(top_srcdir)/scripts/usage_compressed \ "$(top_builddir)/scripts" > $@ endif # CONFIG_FEATURE_COMPRESS_USAGE # workaround alleged bug in make-3.80, make-3.81 .NOTPARALLEL: .depend depend dep: .depend .depend: scripts/bb_mkdep $(USAGE_BIN) $(DEP_INCLUDES) $(disp_gen) $(Q)rm -f .depend $(Q)mkdir -p include/config $(Q)scripts/bb_mkdep -I $(top_srcdir)/include $(top_srcdir) > $@.tmp $(Q)mv $@.tmp $@ include/bb_config.h: .config @if [ ! -x $(top_builddir)/scripts/config/conf ] ; then \ $(MAKE) -C scripts/config conf; \ fi; @$(top_builddir)/scripts/config/conf -o $(CONFIG_CONFIG_IN) clean: - $(MAKE) -C scripts/config $@ - rm -f docs/busybox.dvi docs/busybox.ps \ docs/busybox.pod docs/busybox.net/busybox.html \ docs/busybox pod2htm* *.gdb *.elf *~ core .*config.log \ docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \ docs/busybox.net/BusyBox.html busybox.links \ libbusybox.so* \ .config.old busybox busybox_unstripped \ include/usage_compressed.h scripts/usage - rm -r -f _install testsuite/links - find . -name .\*.flags -o -name \*.o -o -name \*.om -o -name \*.syn \ -o -name \*.os -o -name \*.osm -o -name \*.a | xargs rm -f distclean: clean rm -f scripts/bb_mkdep scripts/usage rm -r -f include/config include/config.h $(DEP_INCLUDES) find . -name .depend'*' -print0 | xargs -0 rm -f rm -f .hdepend rm -f .config .config.old .config.cmd release: distclean #doc cd ..; \ rm -r -f $(PROG)-$(VERSION); \ cp -a busybox $(PROG)-$(VERSION); \ \ find $(PROG)-$(VERSION)/ -type d \ -name .svn \ -print \ -exec rm -r -f {} \; ; \ \ find $(PROG)-$(VERSION)/ -type f \ -name .\#* \ -print \ -exec rm -f {} \; ; \ \ tar -cvzf $(PROG)-$(VERSION).tar.gz $(PROG)-$(VERSION)/; tags: ctags -R . # documentation, cross-reference # Modern distributions already ship synopsis packages (e.g. debian) # If you have an old distribution go to http://synopsis.fresco.org/ syn_tgt := $(wildcard $(patsubst %,%/*.c,$(SRC_DIRS))) syn := $(patsubst %.c, %.syn, $(syn_tgt)) %.syn: %.c synopsis -p C -l Comments.SSDFilter,Comments.Previous $(INCS) -Wp,verbose,debug,preprocess,cppflags="'$(CFLAGS) $(EXTRA_CFLAGS) $(LDFLAGS) $(PROG_CFLAGS) $(PROG_LDFLAGS) $(CFLAGS_COMBINE) $(APPLETS_DEFINE) $(BUSYBOX_DEFINE)'" -o $@ $< html: $(syn) synopsis -f HTML -Wf,title="'BusyBox Documentation'" -o $@ $^ endif # ifeq ($(skip-makefile),)